1,317 reputation
216
bio website github.com/sw1sh
location Moscow, Russia
age
visits member for 1 year, 6 months
seen 12 mins ago

enter image description here

You Should Do The Matasano Crypto Challenges. I did and they are awesome.


Apr
12
comment Creating centered inline cell in text cell
Maybe there is, I just tried to do this and didn't find anything.
Apr
12
comment Creating centered inline cell in text cell
Are you sure it was created in the front end? Maybe it was imported from TeX, MathML or something. Or it was modified manually, adding GridBoxItemSize option there.
Apr
11
comment Symbolic scalar-by-matrix derivative
Until there is no actual tensor inside Tr it's just a symbolic expression, is up to you how to interpret it.
Apr
11
comment Symbolic scalar-by-matrix derivative
@cryo111 Wouldn't a matrix derivative of a matrix be a fourth rank tensor? Therefore its trace should be a matrix, not a scalar.
Apr
11
answered Symbolic scalar-by-matrix derivative
Apr
10
answered Graphics in Notebook Different from Graphics Expression?
Apr
5
comment Fit two intersecting straight lines in Mathematica
I would estimate an error from the distance between closest to k data points .
Feb
22
revised Defining my own invisible operator
found the solution
Feb
13
revised Defining my own invisible operator
added 208 characters in body
Feb
13
comment Defining my own invisible operator
@Öskå Yes, basically I need an invisible infix operator of my choice.
Feb
13
asked Defining my own invisible operator
Jan
21
awarded  Popular Question
Jan
4
comment Different integral when used with assumptions
I would say it's a bug that there is not every conditional in the first result. But the results are the same if you assume this condition.
Dec
16
answered Find the number of nonzero elements
Nov
15
answered Algorithm for parts integration
Oct
17
comment Too much whitespace in a GraphicsGrid containing Legended Plots
Adjust AspectRatio parameter inside your Plot function. For example AspectRatio -> 1. Maybe move your legend down.
Oct
5
answered How to make an index optional?
Oct
1
awarded  Yearling
Sep
21
comment Extracting variables from Hold expression
It works perfectly! Thank you!
Sep
21
accepted Extracting variables from Hold expression